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    Hello! welcomeZhejiang Xikai Electric Co. , Ltd.
    Zhejiang Xikai Electric Co. , Ltd.
    Contact
    Zhejiang Xikai Electric Co. , Ltd.
    Mailbox:wzxikai@wzxikai.com
    Tel:+86 577 61666 016
    address:No.271, Weishiqi Road, Yueqing Economic Development Insuatrial Zone, Yueqing, Zhejiang.

    product list

    Indoor high voltage load switch
    14/5000 Indoor vacuum circuit breaker
    Outdoor vacuum circuit breaker
    Outdoor high voltage load switch
    Outdoor high voltage disconnector
    Outdoor drop fuse
    High voltage current limiting fuse series
    High voltage complete set
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    Product Center

      • VBI Series Indoor Vacuum Circuit Breaker

      VBI Series Indoor Vacuum Circuit Breaker

      VBI indoor high voltage vacuum circuit breaker is a three-phase AC 50/60Hz, rated voltage of 12kV and 24kV indoor switchgear, control and protection for industrial and mining enterprises, power plants and substations, electrical facilities, and for frequent operation place. Adopting Spring operating mechanism and circuit breaker integrated , design can be used as a fixed installation unit can also be equipped with special advance mechanism, the composition of handcart unit used. Some of the main circuit can use the whole solid seal post, in order to achieve smaller circuit breakers, high reliability, maintenance-free, can be equipped with KYN28Aand other handcart switch cabinet in the home can also be used with fixed XGN switchgear.

      Technical Information

      Technical Specification

       

       

       

       

       

       

       

      Rated voltage

      kV

       

      12

       

       

      24

      Rated Short circuit breaking capacity 4sec.

      kA

      20/25

      31.5

      40

      20/25

       

      31.5

       

       

       

      630 125

      1250 1600

       

       

      1250 1600

       

       

      630

      1600 2000

       

      630

       

       

      Rated Current

      A

       

      2500 3150

      2000 2500

       

       

      2000 2500

       

       

      1250

       

       

      1250

       

       

       

       

       

      4000

      3150 4000

       

       

      3150 4000

      Rated power frequency

      Hz

       

       

      50/60

       

       

       

      Power frequency withstand voltage 50Hz 1 min,:

      kV

       

      45

       

       

      65

      Impulse withstand voltage 1.2/50μ s:

      kV

       

      75

       

       

      125

      Peak withstand current

      kA Peak.

      63

      80

      100

      50/63

       

      80

      Making Capacity

      kA

      63

      80

      100

      50/63

       

      80

      Operation sequence

      times/h

       

      0-0.3s-CO-180s-CO

       

       

      Mechanism Endurance

      cycles

       

       

      10000

       

       

       


      Overall and installation dimensions